Undefined method `group_runners' when navigating to a group's audit events page

Summary

When navigating to a group's audit events page, some users are seeing a 500 error on the page.

On checking the logs, the exception raised is:

undefined method `group_runners' for #<Module:0x000079c7723bb9c0>

This has come up in an zendesk ticket - internal only

The error seems to be coming from this line: https://gitlab.com/gitlab-org/gitlab/-/blob/master/lib/gitlab/audit/ci_runner_token_author.rb?ref_type=heads#L36

Steps to reproduce

Navigate to a group Audit Event's page (Secure > Audit Events).

Example Project

What is the current bug behavior?

500 Error when you visit a group's Audit Events page.

What is the expected correct behavior?

The Audit Events page should be viewable with no errors/exceptions should be handled correctly

Relevant logs and/or screenshots

Kibana Logs: https://log.gprd.gitlab.net/app/r/s/RxW4a (internal only)

Snippet of backtrace:

"lib/gitlab/audit/ci_runner_token_author.rb:36:in `full_path'",
"ee/app/presenters/audit_event_presenter.rb:12:in `author_url'",
"ee/app/serializers/audit_event_entity.rb:10:in `block in <class:AuditEventEntity>'",
"app/serializers/base_serializer.rb:16:in `represent'",
"ee/app/controllers/groups/audit_events_controller.rb:30:in `index'",

Output of checks

This bug happens on GitLab.com

Results of GitLab environment info

Expand for output related to GitLab environment info


(For installations with omnibus-gitlab package run and paste the output of:
`sudo gitlab-rake gitlab:env:info`)

(For installations from source run and paste the output of:
`sudo -u git -H bundle exec rake gitlab:env:info RAILS_ENV=production`)

Results of GitLab application Check

Expand for output related to the GitLab application check

(For installations with omnibus-gitlab package run and paste the output of:
sudo gitlab-rake gitlab:check SANITIZE=true)
(For installations from source run and paste the output of:
sudo -u git -H bundle exec rake gitlab:check RAILS_ENV=production SANITIZE=true)
(we will only investigate if the tests are passing)